From 9acc317b183fdd3ed3bca218271875c0e808daae Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Mon, 18 Jul 2016 09:18:13 +0200 Subject: [PATCH] KVM: s390: let ptff intercepts result in cc=3 We don't emulate ptff subfunctions, therefore react on any attempt of execution by setting cc=3 (Requested function not available). Signed-off-by: David Hildenbrand Signed-off-by: Christian Borntraeger --- arch/s390/kvm/priv.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index c77ad2dc334f..46160388e996 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -1185,7 +1185,15 @@ static int handle_sckpf(struct kvm_vcpu *vcpu) return 0; } +static int handle_ptff(struct kvm_vcpu *vcpu) +{ + /* we don't emulate any control instructions yet */ + kvm_s390_set_psw_cc(vcpu, 3); + return 0; +} + static const intercept_handler_t x01_handlers[256] = { + [0x04] = handle_ptff, [0x07] = handle_sckpf, }; -- 2.34.1